After a brief hiatus, BunsenBwog is back, bringing you the best science happenings at Columbia. This week, Bwog’s resident stargazer Zach Kagan discovers that when you stare into a black hole, it stares back into you. While Columbians have been bogged down with hurricanes, blizzards and midterms, NASA’s plucky  NuSTAR X-ray telescope has been enjoying […]